Fig. 2From: Pulmonary arterial hypertension in hereditary hemorrhagic telangiectasia associated with ACVRL1 mutation: a case reportEchocardiogram (May 2019) that shows several bubbles in the left heart, eight cardiac cycles after the injection of agitated saline. This indicated that pulmonary arteriovenous malformations are likely present. Bubbles highlighted by red arrowsBack to article page